@article{PDML_1966__3_1_26_0,
     author = {Preller, Anne},
     title = {Une cat\'egorie duale de la cat\'egorie des anneaux idempotents},
     journal = {Publications du D\'epartement de math\'ematiques (Lyon)},
     pages = {26--30},
     publisher = {Universit\'e Claude Bernard - Lyon 1},
     volume = {3},
     number = {1},
     year = {1966},
     mrnumber = {191942},
     zbl = {0146.02601},
     language = {fr},
     url = {http://www.numdam.org/item/PDML_1966__3_1_26_0/}
}